Cita APA (7a ed.)

Russell, J. A. (1939). A geographic study of delta county, Michigan. Michigan Academy of Science.

Cita Chicago Style (17a ed.)

Russell, Joseph A. A Geographic Study of Delta County, Michigan. Michigan: Michigan Academy of Science, 1939.

Cita MLA (9a ed.)

Russell, Joseph A. A Geographic Study of Delta County, Michigan. Michigan Academy of Science, 1939.